[INFO] fetching crate vec-vp-tree 0.2.0-alpha.1...
[INFO] testing vec-vp-tree-0.2.0-alpha.1 against 1.44.0 for beta-1.45-1
[INFO] extracting crate vec-vp-tree 0.2.0-alpha.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate vec-vp-tree 0.2.0-alpha.1 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate vec-vp-tree 0.2.0-alpha.1
[INFO] finished tweaking crates.io crate vec-vp-tree 0.2.0-alpha.1
[INFO] tweaked toml for crates.io crate vec-vp-tree 0.2.0-alpha.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 016b060677ab954321d225845e11c1891eec06220f83f278d6df2f2feacdc73f
[INFO] running `"docker" "start" "-a" "016b060677ab954321d225845e11c1891eec06220f83f278d6df2f2feacdc73f"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling strsim v0.5.2
[INFO] [stderr]    Compiling order-stat v0.1.3
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling vec-vp-tree v0.2.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/print.rs:61:17
[INFO] [stderr]    |
[INFO] [stderr] 61 |                 try!(f.write_str("[ "));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/print.rs:64:21
[INFO] [stderr]    |
[INFO] [stderr] 64 |                     try!(write!(f, "{:?} ", node));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/print.rs:67:17
[INFO] [stderr]    |
[INFO] [stderr] 67 |                 try!(f.write_str("] "));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/print.rs:70:13
[INFO] [stderr]    |
[INFO] [stderr] 70 |             try!(f.write_char('\n'));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:284:9
[INFO] [stderr]     |
[INFO] [stderr] 284 |         try!(writeln!(f, "VpTree {{ len: {} }}", self.items.len()));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:290:9
[INFO] [stderr]     |
[INFO] [stderr] 290 |         try!(writeln!(f, "Items: {:?}", self.items));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:293:13
[INFO] [stderr]     |
[INFO] [stderr] 293 |             try!(f.write_str("Structure:\n"));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for an associated function
[INFO] [stderr]    --> src/lib.rs:263:5
[INFO] [stderr]     |
[INFO] [stderr] 263 |     pub fn within_radius<'t, O: Borrow<T>>(&'t self, origin: O, radius: u64) -> Vec<Neighbor<'t, T>> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> src/lib.rs:15:9
[INFO] [stderr]     |
[INFO] [stderr] 15  | #![warn(missing_docs)]
[INFO] [stderr]     |         ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.02s
[INFO] running `"docker" "inspect" "016b060677ab954321d225845e11c1891eec06220f83f278d6df2f2feacdc73f"`
[INFO] running `"docker" "rm" "-f" "016b060677ab954321d225845e11c1891eec06220f83f278d6df2f2feacdc73f"`
[INFO] [stdout] 016b060677ab954321d225845e11c1891eec06220f83f278d6df2f2feacdc73f
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 50190f99b0b7f50f01ff252ec7602efbf6d17e79ccc04ddb9043cf8ae9188c01
[INFO] running `"docker" "start" "-a" "50190f99b0b7f50f01ff252ec7602efbf6d17e79ccc04ddb9043cf8ae9188c01"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling vec-vp-tree v0.2.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/print.rs:61:17
[INFO] [stderr]    |
[INFO] [stderr] 61 |                 try!(f.write_str("[ "));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/print.rs:64:21
[INFO] [stderr]    |
[INFO] [stderr] 64 |                     try!(write!(f, "{:?} ", node));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/print.rs:67:17
[INFO] [stderr]    |
[INFO] [stderr] 67 |                 try!(f.write_str("] "));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/print.rs:70:13
[INFO] [stderr]    |
[INFO] [stderr] 70 |             try!(f.write_char('\n'));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:284:9
[INFO] [stderr]     |
[INFO] [stderr] 284 |         try!(writeln!(f, "VpTree {{ len: {} }}", self.items.len()));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:290:9
[INFO] [stderr]     |
[INFO] [stderr] 290 |         try!(writeln!(f, "Items: {:?}", self.items));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:293:13
[INFO] [stderr]     |
[INFO] [stderr] 293 |             try!(f.write_str("Structure:\n"));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for an associated function
[INFO] [stderr]    --> src/lib.rs:263:5
[INFO] [stderr]     |
[INFO] [stderr] 263 |     pub fn within_radius<'t, O: Borrow<T>>(&'t self, origin: O, radius: u64) -> Vec<Neighbor<'t, T>> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> src/lib.rs:15:9
[INFO] [stderr]     |
[INFO] [stderr] 15  | #![warn(missing_docs)]
[INFO] [stderr]     |         ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/print.rs:61:17
[INFO] [stderr]    |
[INFO] [stderr] 61 |                 try!(f.write_str("[ "));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/print.rs:64:21
[INFO] [stderr]    |
[INFO] [stderr] 64 |                     try!(write!(f, "{:?} ", node));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/print.rs:67:17
[INFO] [stderr]    |
[INFO] [stderr] 67 |                 try!(f.write_str("] "));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/print.rs:70:13
[INFO] [stderr]    |
[INFO] [stderr] 70 |             try!(f.write_char('\n'));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:284:9
[INFO] [stderr]     |
[INFO] [stderr] 284 |         try!(writeln!(f, "VpTree {{ len: {} }}", self.items.len()));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:290:9
[INFO] [stderr]     |
[INFO] [stderr] 290 |         try!(writeln!(f, "Items: {:?}", self.items));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:293:13
[INFO] [stderr]     |
[INFO] [stderr] 293 |             try!(f.write_str("Structure:\n"));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `"docker" "inspect" "50190f99b0b7f50f01ff252ec7602efbf6d17e79ccc04ddb9043cf8ae9188c01"`
[INFO] running `"docker" "rm" "-f" "50190f99b0b7f50f01ff252ec7602efbf6d17e79ccc04ddb9043cf8ae9188c01"`
[INFO] [stdout] 50190f99b0b7f50f01ff252ec7602efbf6d17e79ccc04ddb9043cf8ae9188c01
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 181f41ffb7cab66e55f912bd767812d6c34a1c90b04189e8159a945e846d19d6
[INFO] running `"docker" "start" "-a" "181f41ffb7cab66e55f912bd767812d6c34a1c90b04189e8159a945e846d19d6"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout] 
[INFO] [stderr]   --> src/print.rs:61:17
[INFO] [stdout] running 2 tests
[INFO] [stderr]    |
[INFO] [stdout] test test::test_k_nearest ... ok
[INFO] [stderr] 61 |                 try!(f.write_str("[ "));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/print.rs:61:17
[INFO] [stderr]    |
[INFO] [stderr] 61 |                 try!(f.write_str("[ "));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/print.rs:64:21
[INFO] [stderr]    |
[INFO] [stderr] 64 |                     try!(write!(f, "{:?} ", node));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/print.rs:67:17
[INFO] [stderr]    |
[INFO] [stderr] 67 |                 try!(f.write_str("] "));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/print.rs:64:21
[INFO] [stderr]    |
[INFO] [stderr] 64 |                     try!(write!(f, "{:?} ", node));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/print.rs:67:17
[INFO] [stderr]    |
[INFO] [stderr] 67 |                 try!(f.write_str("] "));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/print.rs:70:13
[INFO] [stderr]    |
[INFO] [stderr] 70 |             try!(f.write_char('\n'));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/print.rs:70:13
[INFO] [stderr]    |
[INFO] [stderr] 70 |             try!(f.write_char('\n'));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:284:9
[INFO] [stderr]     |
[INFO] [stderr] 284 |         try!(writeln!(f, "VpTree {{ len: {} }}", self.items.len()));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:290:9
[INFO] [stderr]     |
[INFO] [stderr] 290 |         try!(writeln!(f, "Items: {:?}", self.items));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:284:9
[INFO] [stderr]     |
[INFO] [stderr] 284 |         try!(writeln!(f, "VpTree {{ len: {} }}", self.items.len()));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:290:9
[INFO] [stderr]     |
[INFO] [stderr] 290 |         try!(writeln!(f, "Items: {:?}", self.items));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:293:13
[INFO] [stderr]     |
[INFO] [stderr] 293 |             try!(f.write_str("Structure:\n"));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:293:13
[INFO] [stderr]     |
[INFO] [stderr] 293 |             try!(f.write_str("Structure:\n"));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for an associated function
[INFO] [stderr]    --> src/lib.rs:263:5
[INFO] [stderr]     |
[INFO] [stderr] 263 |     pub fn within_radius<'t, O: Borrow<T>>(&'t self, origin: O, radius: u64) -> Vec<Neighbor<'t, T>> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> src/lib.rs:15:9
[INFO] [stderr]     |
[INFO] [stderr] 15  | #![warn(missing_docs)]
[INFO] [stderr]     |         ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/vec_vp_tree-6a015c91c6974310
[INFO] [stderr]    Doc-tests vec-vp-tree
[INFO] [stdout] test test::test_within_radius ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "181f41ffb7cab66e55f912bd767812d6c34a1c90b04189e8159a945e846d19d6"`
[INFO] running `"docker" "rm" "-f" "181f41ffb7cab66e55f912bd767812d6c34a1c90b04189e8159a945e846d19d6"`
[INFO] [stdout] 181f41ffb7cab66e55f912bd767812d6c34a1c90b04189e8159a945e846d19d6